<template>
  <div class="icons">
    <swiper :options="swiperOption">
      <!-- slides -->
      <swiper-slide v-for="(page, index) of pages" :key="index">
        <div class="icon" v-for="item of page" :key="item.id">
          <div class="icon-img">
            <img class="icon-img-content" :src="item.imgUrl" alt="">
          </div>
          <p class="icon-desc">{{item.desc}}</p>
        </div>
      </swiper-slide>

      <div class="swiper-pagination"  slot="pagination"></div>

    </swiper>
  </div>
</template>

<script>
    export default {
      name: "HomeIcons",
      props: {
        list: Array
      }
      ,
      data: function () {
        return{
          swiperOption: {
            autoplay: false
          }
        }
      },
      computed: {
        pages: function () {
          const pages = [];
          this.list.forEach(function (value, index) {
            const page = Math.floor(index / 8);
            if (!pages[page]){
              pages[page] = []
            }
            pages[page].push(value)
          });
          return pages
        }
      }
    }
</script>

<style lang="stylus" scoped>
@import "~@/assets/styles/varibles.styl"
@import "~@/assets/styles/mixins.styl"

  .icons >>> .swiper-container
    height 0
    padding-bottom 50%
  .icons
    margin-top .1rem
    .icon
      position relative
      overflow hidden
      float left
      width 25%
      height 0
      padding-bottom 25%
      .icon-img
        position absolute
        top 0
        left 0
        right 0
        box-sizing border-box
        padding .1rem
        bottom .44rem
        .icon-img-content
          display block
          margin 0 auto
          height 100%
      .icon-desc
        position absolute
        bottom 0
        left 0
        right 0
        height .44rem
        line-height .44rem
        text-align center
        color $darkTextColor
        //多余文字显示...
        ellipsis()
</style>
